CN106641275B - A kind of clean gas extinguisher valve dress detecting method - Google Patents
A kind of clean gas extinguisher valve dress detecting method Download PDFInfo
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- CN106641275B CN106641275B CN201611034465.4A CN201611034465A CN106641275B CN 106641275 B CN106641275 B CN 106641275B CN 201611034465 A CN201611034465 A CN 201611034465A CN 106641275 B CN106641275 B CN 106641275B
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- internal channel
- sealing
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
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- A—HUMAN NECESSITIES
- A62—LIFE-SAVING; FIRE-FIGHTING
- A62C—FIRE-FIGHTING
- A62C13/00—Portable extinguishers which are permanently pressurised or pressurised immediately before use
- A62C13/76—Details or accessories
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/32—Details
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K41/00—Spindle sealings
- F16K41/02—Spindle sealings with stuffing-box ; Sealing rings
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M3/00—Investigating fluid-tightness of structures
- G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
- G01M3/26—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors
- G01M3/28—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for pipes, cables or tubes; for pipe joints or seals; for valves ; for welds
- G01M3/2876—Investigating fluid-tightness of structures by using fluid or vacuum by measuring rate of loss or gain of fluid, e.g. by pressure-responsive devices, by flow detectors for pipes, cables or tubes; for pipe joints or seals; for valves ; for welds for valves
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Health & Medical Sciences (AREA)
- Public Health (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Indication Of The Valve Opening Or Closing Status (AREA)
- Fluid-Driven Valves (AREA)
Abstract
The invention discloses a kind of clean gas extinguisher valves to fill detecting method, includes the following steps：Upper valve seat is fixed vertically, form by the above valve seat of core assembly in upper and lower vertical tube socket under, it is placed in from bottom to top in upper valve seat, so that mandril upper end is passed through and adjusts through-hole, and so that bar sealing ring is entered and adjust in through-hole, it is squeezed mutually between bar sealing ring and adjusting through-hole, to make core assembly be temporarily fixed at together with upper valve seat；Spring is placed in vertically in externally threaded lower standing tube seat, lower spring end frame is made to lean against on annular brace edge；Using internal thread and externally threaded cooperation, lower standing tube seat and upper valve seat are fixed together.The beneficial effects of the invention are as follows：It is reasonable for structure, can assembling assembly effectively be carried out to clean gas extinguisher valve, packaging efficiency is high, position and installation effect is good, and simple fast detection can be carried out after assembling, and can ensure product quality.
Description
Technical field
The invention belongs to fire extinguisher technical fields more particularly to a kind of clean gas extinguisher valve to fill detecting method.
Background technology
Fire extinguisher is a kind of portable Fire extinguisher.Chemical substance or fire-suppressant gas, solid are placed in fire extinguisher, to rescue
Fire extinguishing calamity.Fire extinguisher is common one of fireproofing installation, is stored in public place or the place of fire, variety classes may occur
Fire extinguisher in the ingredient that loads it is different, be to aim at different types of fire alarm and set fire extinguisher its wide variety, function and make
It is different with environment.The fire extinguisher of relatively mainstream, which is substantially, at present opens fire extinguisher by way of pressing valve,
Make the extinguishing material in fire extinguisher（Such as dry powder, For Use Only in Case of Fire clean gas）It sprays, to realize its fire-extinguishing function concurrently.Extinguisher valve
Door will include four parts：Upper valve seat, the mandril with spool, spring and lower standing tube seat, at present to extinguisher valve
Installation, main is also to be realized by manually or mechanically semi-automatic, and in assembly, using the form assembled successively, efficiency is inclined
Low and assembly is more inconvenient；In addition, after the completion of assembly, before manufacture, using being installed to the side being detected on practical fire extinguisher tank
Formula, detection efficiency is relatively low, and simple operation is poor.
Invention content
It, can be effectively to clean gas it is an object of the invention to overcome the defect of prior art, and provide a kind of reasonable for structure
Extinguisher valve carries out assembling assembly, and packaging efficiency is high, position and installation effect is good, and simple fast inspection can be carried out after assembling
It surveys, can ensure the clean gas extinguisher valve dress detecting method of product quality.
To achieve the goals above, the present invention uses following technical scheme：
A kind of clean gas extinguisher valve dress detecting method, the clean gas extinguisher valve includes upper valve seat, valve
Core assembly, spring and lower standing tube seat, upper valve seat are equipped with valve seat internal channel, and core assembly includes mandril, is arranged on mandril
Bar sealing ring and be arranged on mandril and for blocking the spool of valve seat internal channel, bar sealing ring to be in above spool, upper valve
Gate seat upper end is equipped with the adjusting through-hole being connected to valve seat internal channel, and bar sealing ring can be slidingly sealed cooperation with through-hole is adjusted, and bar is close
Seal can mutually be squeezed with through-hole is adjusted, and upper valve seat side wall is equipped with the exit ramp being connected to valve seat internal channel, upper valve seat
Lower end is equipped with the entrance driveway being connected to valve seat internal channel, internal thread is equipped in entrance driveway, lower standing tube seat is equipped with can be with internal thread
The external screw thread of cooperation, the interior tube socket internal channel having through lower standing tube seat axial direction of lower standing tube seat, interior be equipped with of lower standing tube seat are used for branch
The annular brace edge of spring is supportted, annular brace edge is set on tube socket internal channel inner wall, includes the following steps：
A. upper valve seat is fixed vertically, the form by the above valve seat of core assembly in upper and lower vertical tube socket under, under
Upwards in the upper valve seat of merging, so that mandril upper end is passed through and adjust through-hole, and so that bar sealing ring is entered and adjust in through-hole, bar sealing ring
It is squeezed mutually between adjusting through-hole, to make core assembly be temporarily fixed at together with upper valve seat；
B. spring is placed in vertically in externally threaded lower standing tube seat, lower spring end frame is made to lean against on annular brace edge；
C. by after the assembling of a steps core assembly and upper valve seat be placed in from the top down it is lower vertical after b step assembles
On tube socket and spring, lower standing tube seat and upper valve seat are consolidated using internal thread and externally threaded cooperation in spool contact spring upper end
It is scheduled on together, after the completion of fixed, spool pressing spring upper end, spring is in compressive state, and spool blocks valve seat internal channel.
Preferably, also having one to load detecting step d between step a and step b：Valve together will be fixed temporarily
Core assembly and upper valve seat are hanging, fix mandril upper end, and whether valve seat can slide downwards in observation, if not falling off,
It can continue subsequent step, if can slide, need to implement a steps again.
Preferably, further including medium flow field general character detection device, the medium flow field general character detection device includes for fixing
First valve seat clamping manipulator of upper valve seat, first be in below the first valve seat clamping manipulator seal inflating seat, are used for
Structure and for depressing the valve opening structure of mandril is moved by exit ramp blowing of spraying that air-flow blows, valve opening structure includes for depressing top
The pressing plate of bar and valve opening electric cylinders for being moved up and down with dynamic pressure plate, blow that move structure include blowing move fixed seat, fix set on blowing to move
Spring seat on seat, set on blow the mark slot moved in fixed seat, connect with spring seat blow shifting spring and with blow shifting spring
Block is blown in connection, is blown block and is slidably connected with shifting fixed seat is blown, and is blown block and is between mark slot and entrance driveway, the first sealing
Inflating seat be equipped with the first baroceptor, for contact with lower standing tube seat lower end surface sealing the first sealing ring and be used for
The first of tube socket internal channel gas supply gives air flue, and first to being equipped with first to gas check valve in air flue, first passes through first to air flue
Air hose is connected to one first air feed pump；
Also there is a medium flow field general character detecting step e after step c：Upper valve is clamped using the first valve seat clamping manipulator
Gate seat, and upper valve seat is existed together with the above valve seat of clean gas extinguisher valve entirely assembled in upper and lower vertical tube socket
Under form be fixed, and when fixing, lower standing tube seat lower end surface is allowed to push down the first sealing ring, starts air feed pump, allow gas supply
Pump supplies tube socket internal channel and valve seat internal channel to air flue through the first air hose, first, by the first baroceptor
The air pressure in tube socket internal channel is detected, after the air pressure in tube socket internal channel reaches detected value, stops gas supply, utilizes valve opening electric cylinders
Band dynamic pressure plate pushes mandril, and band movable valve plug moves down, and valve seat internal channel is opened unblank, and air-flow is sprayed from exit ramp, and
Block is blowed to, block movement is blown, blows shifting spring-compressed, observed by the position of block is blown, pass through mark if blown block and can moved
Slot then judges that the medium flow field general character is qualified in the valve of clean gas extinguisher valve, and subsequent valve opening electric cylinders reset, in manipulator release
Valve seat.
Preferably, further including device for detecting sealability, the device for detecting sealability includes for fixed upper valve seat
The second valve seat clamping manipulator, be in below the second valve seat clamping manipulator second sealing inflating seat and for detect outlet
Road whether micro- moving structure of gas leakage, the second sealing inflating seat includes outsourcing cylinder and the bottom plate that connect with outsourcing cylinder, and outsourcing cylinder erects
Straight arrangement and upper and lower ends are open, bottom plate seal outsourcing cylinder lower ending opening, and outsourcing medial wall of the tube, which is equipped with, to be used for and lower standing tube
Second sealing ring of seat lateral wall contact, bottom plate are equipped with the second baroceptor, second for being supplied to tube socket internal channel
To air flue, second to being equipped with second to gas check valve in air flue, second is connected to one second to air flue by the second air hose
Air feed pump, micro- moving structure include a vertical arrangement and the fixed hanging rope in upper end and are arranged in hanging rope lower end and can be let out by exit ramp
The jog ball that gas leak stream is blown；
Second sealing ring is the gas-flow closure circle with inflation inner cavity, and device for detecting sealability further includes leakproofness inspection
It surveys fixed seat, push-and-pull pedestal, the perpendicular guide rod of inflating seat being connect with the second sealing inflating seat and is moved down on push-and-pull pedestal for driving
Dynamic push-and-pull electric cylinders, inflating seat erect guide rod and are equipped with upper pushing block and lower pushing block, and sealing propertytest fixed seat is perpendicular equipped with seal receptacle
Guide rod, seal receptacle erect guide rod and are equipped with upper limit seat and lower limit seat, and push-and-pull pedestal is between pushing block and lower pushing block, pushes and pulls
Pedestal erects guide rod with inflating seat and is slidably matched, and push-and-pull pedestal is between upper limit seat and lower limit seat, push-and-pull pedestal and sealing
The perpendicular guide rod of seat is slidably matched, and sealing propertytest fixed seat is equipped with air interchanger, and air interchanger includes being fixed with sealing propertytest
The valve cylinder of seat connection and across valve cylinder and the valve rod that can be moved up and down in valve cylinder, valve cylinder is arranged and vertically between valve rod and valve cylinder
Formed airspace, valve rod arrange vertically and on valve rod from top to bottom successively equipped with the first valve seals, the second valve seals and
Third valve seals, are from top to bottom equipped with the first gas port, the second gas port and third gas port on valve rod successively, the first gas port with it is outer
Boundary is connected to, and the second gas port is connected to the second sealing ring by sealing appendix, and third gas port is connected to by third air hose
Second air hose, third air hose is interior to be equipped with breather check valve in pipe；
In the vertical direction：When pushing and pulling base into contact upper limit seat, the first gas port is in the first valve seals and second
Between valve seals, the second gas port and third gas port are between the second valve seals and third valve seals；When push-and-pull base
When seated connection touches down limit base, the first gas port and the second gas port are between the first valve seals and the second valve seals, third
Gas port is between the second valve seals and third valve seals；
Also there is a sealing propertytest step f after step e：Upper valve is clamped using the second valve seat clamping manipulator
Seat, and make valve seat in upper and lower vertical tube socket under, drive push-and-pull pedestal to move up using push-and-pull electric cylinders, while the upper pushing block of drive,
Second sealing inflating seat and valve rod move up together, and electric cylinders are suspended after driving push-and-pull base into contact upper limit seat, at this time the second sealing
Circle is between lower standing tube seat lateral wall and outsourcing medial wall of the tube, starts air feed pump, to gas-flow closure circle, tube socket internal channel and valve
Seat internal channel is supplied, and by the air pressure in the second baroceptor detection tube socket internal channel, waits for the air pressure in tube socket internal channel
After reaching detected value, stop gas supply, whether observation jog ball shakes, if being shaken without apparent, judges clean gas extinguisher valve
The valve interior sealing of door is qualified, is compressed mutually between the second sealing ring and lower standing tube seat lateral wall at this time, and push-and-pull electric cylinders drive pushes away
It draws pedestal to move down reset to drive valve rod to move down when push-and-pull pedestal moves down, the first gas port is made to be connected to the second gas port, to second
Gas in sealing ring starts outwardly to be discharged, and push-and-pull pedestal continues to move down and contact lower pushing block, and the second sealing ring is under at this time
Pressing force is smaller between vertical tube socket lateral wall, and push-and-pull pedestal can pull downward on the second sealing inflating seat, and make second close
Envelope inflating seat falls reset.
The beneficial effects of the invention are as follows：It is reasonable for structure, can assembling assembly, group effectively be carried out to clean gas extinguisher valve
It fills efficient, positioning and installation effect is good, and simple fast detection can be carried out after assembling, can ensure product quality.
Description of the drawings
Fig. 1 is the structural schematic diagram of medium flow field general character detection device in the present invention；
Fig. 2 is the structural schematic diagram of device for detecting sealability in the present invention；
Fig. 3 is the structural schematic diagram at air interchanger in Fig. 2.
In figure：Clean gas extinguisher valve 1, upper valve seat 11, valve seat internal channel 11a, exit ramp 11b, core assembly
12, mandril 12a, spool 12b, spring 13, lower standing tube seat 14, tube socket internal channel 14a, annular brace edge 14b, the first sealing inflation
The 21, first sealing ring 21a of seat, first to air flue 21b, the first air hose 21c, blow and move structure 22, blow and move fixed seat 22a, bullet
Spring pedestal 22b, it blows and moves spring 22c, blown block 22d, valve opening structure 23, pressing plate 23a, valve opening electric cylinders 23b, the second sealing inflating seat
31, the second sealing ring 31a, second are to air flue 31b, the second air hose 31c, outsourcing cylinder 311, bottom plate 312, micro- moving structure
32, the second gas transmission hanging rope 32a, jog ball 32b, push-and-pull pedestal 33, push-and-pull electric cylinders 33a, inflating seat erect guide rod 34, upper pushing block 34a,
Lower pushing block 34b, seal receptacle erect guide rod 35, upper limit seat 35a, lower limit seat 35b, air interchanger 4, valve cylinder 4a, valve rod 4b, sealing
Appendix 4c, third air hose 4d, the first valve seals 41, the second valve seals 42, third valve seals 43, the first gas port
44, the second gas port 45, third gas port 46.
Specific implementation mode
The present invention will be further described with reference to the accompanying drawings and detailed description.
In embodiment as shown in Figure 1 to Figure 3, a kind of clean gas extinguisher valve dress detecting method, the clean gas
Extinguisher valve 1 includes upper valve seat 11, core assembly 12, spring 13 and lower standing tube seat 14, and upper valve seat is equipped in valve seat
Channel 11a, core assembly includes mandril 12a, the bar sealing ring that is arranged on mandril and is arranged on mandril and is used for blocked valve
The spool 12b of seat internal channel, bar sealing ring are in above spool, and upper valve seat upper end is equipped with the adjusting being connected to valve seat internal channel
Through-hole, bar sealing ring can be slidingly sealed cooperation with through-hole is adjusted, and bar sealing ring can mutually be squeezed with through-hole is adjusted, upper valve seat side
Wall is equipped with the exit ramp 11b being connected to valve seat internal channel, and upper valve seat lower end is equipped with the entrance driveway being connected to valve seat internal channel,
Internal thread is equipped in entrance driveway, lower standing tube seat, which is equipped with, to be had in lower standing tube seat under running through with the external screw thread of screw-internal thread fit
The tube socket internal channel 14a of vertical tube socket axial direction, lower standing tube seat is interior to be equipped with the annular brace edge 14b for being used to support spring, annular brace
Edge is set on tube socket internal channel inner wall, is included the following steps：
A. upper valve seat is fixed vertically, the form by the above valve seat of core assembly in upper and lower vertical tube socket under, under
Upwards in the upper valve seat of merging, so that mandril upper end is passed through and adjust through-hole, and so that bar sealing ring is entered and adjust in through-hole, bar sealing ring
It is squeezed mutually between adjusting through-hole, to make core assembly be temporarily fixed at together with upper valve seat；
B. spring is placed in vertically in externally threaded lower standing tube seat, lower spring end frame is made to lean against on annular brace edge；
C. by after the assembling of a steps core assembly and upper valve seat be placed in from the top down it is lower vertical after b step assembles
On tube socket and spring, lower standing tube seat and upper valve seat are consolidated using internal thread and externally threaded cooperation in spool contact spring upper end
It is scheduled on together, after the completion of fixed, spool pressing spring upper end, spring is in compressive state, and spool blocks valve seat internal channel.
Above-mentioned assembling mode is no longer traditional single-piece superposing type, but four components are first assembled two-by-two, then directly will
By through a steps assembling after core assembly and upper valve seat be placed in lower standing tube seat and spring after b step assembles from the top down
On, thus, eliminate spring positioning operation, each component is positioned without in assembly, can be effectively improved
Efficiency of assembling and effect.And it is more suitable for batch and assembles.
Also have one to load detecting step d between step a and step b：To be fixed temporarily core assembly together with
Upper valve seat is hanging, fixes mandril upper end, and whether valve seat can slide downwards in observation, if not falling off, can continue
Subsequent step needs to implement a steps again if can slide.
Further include medium flow field general character detection device, the medium flow field general character detection device includes for fixed upper valve seat
First valve seat clamping manipulator, first be in below the first valve seat clamping manipulator seal inflating seat 21, for by exit ramp
It includes for depressing mandril to spray blow shifting structure 22 and the valve opening structure 23 for depressing mandril, valve opening structure that air-flow is blown
Pressing plate 23a and valve opening electric cylinders 23b for being moved up and down with dynamic pressure plate, blows that move structure include blowing move fixed seat 22a, move set on blowing
Spring seat 22b in fixed seat, set on blow the mark slot moved in fixed seat, connect with spring seat blow shifting spring 22c and
With blow move that spring connect blown block 22d, blown block and blow shifting fixed seat and be slidably connected, blown block and be in and indicate slot and entrance driveway
Between, the first sealing inflating seat is equipped with the first baroceptor, first for contacting sealing with lower standing tube seat lower end surface
Sealing ring 21a and first air flue 21b is given for being supplied to tube socket internal channel, first is unidirectional to gas to being equipped with first in air flue
Valve, first is connected to one first air feed pump to air flue by the first air hose 21c；
Also there is a medium flow field general character detecting step e after step c：Upper valve is clamped using the second valve seat clamping manipulator
Gate seat, and upper valve seat is existed together with the above valve seat of clean gas extinguisher valve entirely assembled in upper and lower vertical tube socket
Under form be fixed, and when fixing, lower standing tube seat lower end surface is allowed to push down the first sealing ring, starts air feed pump, allow gas supply
Pump supplies tube socket internal channel and valve seat internal channel to air flue through the first air hose, first, by the first baroceptor
The air pressure in tube socket internal channel is detected, after the air pressure in tube socket internal channel reaches detected value, stops gas supply, utilizes valve opening electric cylinders
Band dynamic pressure plate pushes mandril, and band movable valve plug moves down, and valve seat internal channel is opened unblank, and air-flow is sprayed from exit ramp, and
Block is blowed to, block movement is blown, blows shifting spring-compressed, observed by the position of block is blown, pass through mark if blown block and can moved
Slot then judges that the medium flow field general character is qualified in the valve of clean gas extinguisher valve, and subsequent valve opening electric cylinders reset, in manipulator release
Valve seat.
After the completion of assembly, need to detect internal ventilation effect, i.e.,：Medium can pass through valve and medium by stream
Smooth property, ejection flow can be qualified.When producing fire extinguisher, certain pressure can be added in fire extinguisher tank, to ensure
In use, fire extinguisher can be to extraneous sustained firing firing-fighting medium.In the present embodiment, using air feed pump to pressurizeing in valve body,
Actual fire extinguisher pressure inside the tank is simulated, and by blowing shifting structure, it is whether qualified to detect the medium flow field general character in valve.Tool
Physical examination survey is various informative, gives one example herein, first carries out quantitative design to each detection structure：Start to be not provided with mark slot, first
It takes several（Such as 20）The fire extinguisher of requisite quality（Fire extinguisher pressure inside the tank is setting value）, to blow move structure in blown block into
Row injection（Blowing direction face, which is blown block and is parallel to, blows shifting axle of spring）, by blowing block most when detecting the injection of each fire extinguisher
Big displacement distance takes the average value A of these maximum moving distances, and blowing, shifting spring shaft is upward, and distance, which is blown, moves at structure A, opens up
Indicate slot.Followed by valve detection, when detection, as long as being blown, block can be moved to or by indicating slot, i.e., explanation is clear
The medium flow field general character is qualified in the valve of clean gas fire extinguisher valve.
Further include device for detecting sealability, the device for detecting sealability includes the second valve seat for fixed upper valve seat
Clamping manipulator, second be in below the second valve seat clamping manipulator seal inflating seat 31 and for detecting whether exit ramp leaks
Micro- moving structure 32 of gas, the second sealing inflating seat includes outsourcing cylinder 311 and the bottom plate being connect with outsourcing cylinder 312, and outsourcing cylinder is perpendicular
Straight arrangement and upper and lower ends are open, bottom plate seal outsourcing cylinder lower ending opening, and outsourcing medial wall of the tube, which is equipped with, to be used for and lower standing tube
Second sealing ring 31a of seat lateral wall contact, bottom plate are equipped with the second baroceptor, for being supplied to tube socket internal channel
Two give air flue 31b, and second passes through the second air hose 31c connections to gas check valve, second to being equipped with second in air flue to air flue
To one second air feed pump, micro- moving structure include a vertical arrangement and the fixed hanging rope 32a in upper end and setting in hanging rope lower end and
Can the jog ball 32b that air-flow is blown be revealed by exit ramp；
Second sealing ring is the gas-flow closure circle with inflation inner cavity, and device for detecting sealability further includes leakproofness inspection
It surveys fixed seat, push-and-pull pedestal 33, the perpendicular guide rod 34 of inflating seat being connect with the second sealing inflating seat and is used to drive push-and-pull pedestal
The push-and-pull electric cylinders 33a of lower movement, inflating seat erects guide rod and is equipped with upper pushing block 34a and lower pushing block 34b, in sealing propertytest fixed seat
Guide rod 35 is erected equipped with seal receptacle, seal receptacle erects guide rod and is equipped with upper limit seat 35a and lower limit seat 35b, and push-and-pull pedestal is in
Between pushing block and lower pushing block, push-and-pull pedestal erects guide rod with inflating seat and is slidably matched, and push-and-pull pedestal is in upper limit seat and lower limit
Between seat, push-and-pull pedestal erects guide rod with seal receptacle and is slidably matched, and sealing propertytest fixed seat is equipped with air interchanger 4, ventilation dress
Set the valve cylinder 4a including being connect with sealing propertytest fixed seat and across valve cylinder and the valve rod 4b that can be moved up and down in valve cylinder, valve
The vertical arrangement of cylinder and airspace is formed between valve rod and valve cylinder, valve rod arrange and on valve rod vertically from top to bottom successively equipped with the
One valve seals 41, the second valve seals 42 and third valve seals 43 are from top to bottom equipped with the first gas port on valve rod successively
44, the second gas port 45 and third gas port 46, the first gas port are in communication with the outside, and the second gas port is connected to the by sealing appendix 4c
Two sealing rings, third gas port are connected to the second air hose by third air hose 4d, are equipped in pipe in third air hose
Breather check valve；
In the vertical direction：When pushing and pulling base into contact upper limit seat, the first gas port is in the first valve seals and second
Between valve seals, the second gas port and third gas port are between the second valve seals and third valve seals；When push-and-pull base
When seated connection touches down limit base, the first gas port and the second gas port are between the first valve seals and the second valve seals, third
Gas port is between the second valve seals and third valve seals；
Also there is a sealing propertytest step f after step e：Upper valve is clamped using the second valve seat clamping manipulator
Seat, and make valve seat in upper and lower vertical tube socket under, drive push-and-pull pedestal to move up using push-and-pull electric cylinders, while the upper pushing block of drive,
Second sealing inflating seat and valve rod move up together, and electric cylinders are suspended after driving push-and-pull base into contact upper limit seat, at this time the second sealing
Circle is between lower standing tube seat lateral wall and outsourcing medial wall of the tube, starts air feed pump, to gas-flow closure circle, tube socket internal channel and valve
Seat internal channel is supplied, and by the air pressure in the second baroceptor detection tube socket internal channel, waits for the air pressure in tube socket internal channel
After reaching detected value, stop gas supply, whether observation jog ball shakes, if being shaken without apparent, judges clean gas extinguisher valve
The valve interior sealing of door is qualified, is compressed mutually between the second sealing ring and lower standing tube seat lateral wall at this time, and push-and-pull electric cylinders drive pushes away
It draws pedestal to move down reset to drive valve rod to move down when push-and-pull pedestal moves down, the first gas port is made to be connected to the second gas port, to second
Gas in sealing ring starts outwardly to be discharged, and push-and-pull pedestal continues to move down and contact lower pushing block, and the second sealing ring is under at this time
Pressing force is smaller between vertical tube socket lateral wall, and push-and-pull pedestal can pull downward on the second sealing inflating seat, and make second close
Envelope inflating seat falls reset.
When detecting leakproofness, need to avoid other positions except valve body itself（I.e. outside outsourcing medial wall of the tube and lower standing tube seat
Between side wall）It is influenced caused by gas leakage, to ensure testing result accuracy.In the present embodiment, by inflatable is arranged the
Two sealing rings so that in detection process, the sealing effect between outsourcing cylinder and lower standing tube seat lateral wall can be reinforced（Detect gas
Body was not only filled in valve, but also was filled in the second sealing ring）, so as to effectively eliminate disturbing factor, promote accuracy of detection.But,
Second sealing ring of inflatable is set, adverse effect is also brought along：That is exactly between the second sealing ring and lower standing tube seat lateral wall
What can be pressed is very tight, is detached from inconvenience.For this problem, " two-stage detaching structure " is provided in the present embodiment：Detection is completed,
When push-and-pull pedestal initially moves down reset, due to being compressed between the second sealing ring and lower standing tube seat lateral wall, so can not drive
Second sealing inflating seat movement, and only first pass through and valve rod is driven to move down, allowing makes the first gas port be connected to the second gas port, makes second
Gas in sealing ring be outwardly discharged it is a certain amount of after, pressing force could be allowed to become between the second sealing ring and lower standing tube seat lateral wall
It obtains and is detached between very little or the second sealing ring and lower standing tube seat lateral wall, could ensure that the second sealing inflating seat falls reset at this time
（The second sealing inflating seat can be since gravity is fallen at this time, can also be to be pulled down by lower pushing block by push-and-pull pedestal）.So
One, push-and-pull electric cylinders can be utilized disposably to complete the structured homing action of institute, it is convenient and efficient.In addition, in detection process,
Pushing and pulling electric cylinders can also disposably push each structure in place.
It should be pointed out why being sealed without such shifting structure of blowing in medium flow field general character detection device to detect
Property, it is to need the higher detection structure of precision, micro- moving structure that can meet this point because when detecting leakproofness, detects
When, as long as jog ball slightly moves, illustrate gas leakage.
Claims (3)
1. a kind of clean gas extinguisher valve fills detecting method, the clean gas extinguisher valve includes upper valve seat, spool
Component, spring and lower standing tube seat, upper valve seat are equipped with valve seat internal channel, and core assembly includes mandril, is arranged on mandril
Bar sealing ring and the spool for being arranged on mandril and be used to block valve seat internal channel, bar sealing ring are in above spool, upper valve
Seat upper end is equipped with the adjusting through-hole being connected to valve seat internal channel, and bar sealing ring can be slidingly sealed cooperation, bar sealing with through-hole is adjusted
Circle can mutually be squeezed with through-hole is adjusted, and upper valve seat side wall is equipped with the exit ramp that is connected to valve seat internal channel, under upper valve seat
End is equipped with the entrance driveway being connected to valve seat internal channel, internal thread is equipped in entrance driveway, lower standing tube seat, which is equipped with, to match with internal thread
The external screw thread of conjunction, the interior tube socket internal channel having through lower standing tube seat axial direction of lower standing tube seat, interior be equipped with of lower standing tube seat are used to support
The annular brace edge of spring, annular brace edge are set on tube socket internal channel inner wall, characterized in that are included the following steps：
A. upper valve seat is fixed vertically, the form by the above valve seat of core assembly in upper and lower vertical tube socket under, from bottom to top
In merging in valve seat, so that mandril upper end is passed through and adjust through-hole, and so that bar sealing ring is entered and adjust in through-hole, bar sealing ring and tune
It is squeezed mutually between section through-hole, to make core assembly be temporarily fixed at together with upper valve seat；
B. spring is placed in vertically in externally threaded lower standing tube seat, lower spring end frame is made to lean against on annular brace edge；
C. by through a steps assembling after core assembly and upper valve seat be placed in the lower standing tube seat after b step assembles from the top down
And on spring, lower standing tube seat and upper valve seat are fixed on by spool contact spring upper end using internal thread and externally threaded cooperation
Together, after the completion of fixed, spool pressing spring upper end, spring is in compressive state, and spool blocks valve seat internal channel；
Further include medium flow field general character detection device, the medium flow field general character detection device includes first for fixed upper valve seat
Valve seat clamping manipulator, first be in below the first valve seat clamping manipulator seal inflating seat, for spraying gas by exit ramp
What stream was blown, which blow, moves structure and the valve opening structure for depressing mandril, valve opening structure include the pressing plate for depressing mandril and be used for
With the valve opening electric cylinders that dynamic pressure plate moves up and down, blow move structure include blow move fixed seat, set on blow the spring seat moved in fixed seat,
Set on blow the mark slot moved in fixed seat, connect with spring seat blow shifting spring and blown block with blow that shifting spring connect, by
It blows block and moves fixed seat and be slidably connected with blowing, blown block and be between mark slot and entrance driveway, the first sealing inflating seat is equipped with the
One baroceptor, for contacted with lower standing tube seat lower end surface sealing the first sealing ring and for tube socket internal channel supply
First give air flue, first to being equipped with first in air flue to gas check valve, and first is connected to air flue by the first air hose
One first air feed pump；
Also there is a medium flow field general character detecting step e after step c：Upper valve is clamped using the first valve seat clamping manipulator
Seat, and by upper valve seat together with the above valve seat of clean gas extinguisher valve entirely assembled in upper and lower vertical tube socket under
Form be fixed, and when fixing, lower standing tube seat lower end surface is allowed to push down the first sealing ring, starts air feed pump, allow air feed pump
Tube socket internal channel and valve seat internal channel are supplied to air flue through the first air hose, first, examined by the first baroceptor
Air pressure in test tube seat internal channel stops gas supply, utilizes valve opening electric cylinders band after the air pressure in tube socket internal channel reaches detected value
Dynamic pressure plate pushes mandril, and band movable valve plug moves down, and valve seat internal channel is opened unblank, and air-flow is sprayed from exit ramp, and is blown
To block is blown, to be blown block movement, blow shifting spring-compressed, observation is by the position of block is blown, if being blown block can move by indicating slot,
Then judge that the medium flow field general character is qualified in the valve of clean gas extinguisher valve, subsequent valve opening electric cylinders reset, and manipulator unclamps upper valve
Gate seat.
2. a kind of clean gas extinguisher valve according to claim 1 fills detecting method, characterized in that in step a and step
Also have one to load detecting step d between rapid b：Core assembly together will be fixed temporarily and upper valve seat is hanging, fixed
Mandril upper end, whether valve seat can slide downwards in observation, if not falling off, can continue subsequent step, if can slide,
A steps need to be implemented again.
3. a kind of clean gas extinguisher valve according to claim 1 fills detecting method, characterized in that further include leakproofness
Detection device, the device for detecting sealability include for fixed above the second valve seat clamping manipulator of valve seat, are in second
Below valve seat clamping manipulator second sealing inflating seat and for detect exit ramp whether micro- moving structure of gas leakage, second is close
Envelope inflating seat includes outsourcing cylinder and the bottom plate that connect with outsourcing cylinder, and outsourcing cylinder arrangement and upper and lower ends are open vertically, bottom plate seals
Firmly outsourcing cylinder lower ending opening, outsourcing medial wall of the tube are equipped with the second sealing ring for being contacted with lower standing tube seat lateral wall, bottom plate
The second baroceptor, second for being supplied to tube socket internal channel are equipped with to air flue, second gives in air flue equipped with second
Gas check valve, second is connected to one second air feed pump to air flue by the second air hose, and micro- moving structure includes a vertical cloth
It sets and the fixed hanging rope in upper end and is arranged in hanging rope lower end and can the jog ball that blow of air-flow be revealed by exit ramp；
Second sealing ring is the gas-flow closure circle with inflation inner cavity, and device for detecting sealability further includes that sealing propertytest is solid
Reservation, the inflating seat for pushing and pulling pedestal, being connect with the second sealing inflating seat erect guide rod and for driving push-and-pull pedestal to move up and down
Electric cylinders are pushed and pulled, inflating seat erects guide rod and is equipped with upper pushing block and lower pushing block, and sealing propertytest fixed seat is equipped with seal receptacle and erects guide rod,
Seal receptacle erects guide rod and is equipped with upper limit seat and lower limit seat, and push-and-pull pedestal is between pushing block and lower pushing block, pushes and pulls pedestal
Guide rod is erected with inflating seat to be slidably matched, push-and-pull pedestal is between upper limit seat and lower limit seat, and push-and-pull pedestal is perpendicular with seal receptacle
Guide rod is slidably matched, and sealing propertytest fixed seat is equipped with air interchanger, and air interchanger includes connecting with sealing propertytest fixed seat
The valve cylinder that connects and across valve cylinder and the valve rod that can be moved up and down in valve cylinder, valve cylinder is arranged and is formed between valve rod and valve cylinder vertically
Airspace, valve rod are arranged and are from top to bottom equipped with the first valve seals, the second valve seals and third on valve rod successively vertically
Valve seals, are from top to bottom equipped with the first gas port, the second gas port and third gas port on valve rod successively, the first gas port with it is extraneous even
Logical, the second gas port is connected to the second sealing ring by sealing appendix, and third gas port is connected to second by third air hose
Air hose, third air hose is interior to be equipped with breather check valve in pipe；
In the vertical direction：When pushing and pulling base into contact upper limit seat, the first gas port is in the first valve seals and the second valve is close
Between seal, the second gas port and third gas port are between the second valve seals and third valve seals；When push-and-pull pedestal connects
When touching down limit base, the first gas port and the second gas port are between the first valve seals and the second valve seals, third gas port
It is between the second valve seals and third valve seals；
Also there is a sealing propertytest step f after step e：Upper valve seat is clamped using the second valve seat clamping manipulator, and
Make valve seat in upper and lower vertical tube socket under, drives push-and-pull pedestal to move up using push-and-pull electric cylinders, while driving upper pushing block, second
Sealing inflating seat and valve rod move up together, and electric cylinders are suspended after driving push-and-pull base into contact upper limit seat, at this time at the second sealing ring
Between lower standing tube seat lateral wall and outsourcing medial wall of the tube, start air feed pump, in gas-flow closure circle, tube socket internal channel and valve seat
Channel is supplied, and by the air pressure in the second baroceptor detection tube socket internal channel, waits for that the air pressure in tube socket internal channel reaches
After detected value, stop gas supply, whether observation jog ball shakes, if being shaken without apparent, judges clean gas extinguisher valve
Valve interior sealing is qualified, is compressed mutually between the second sealing ring and lower standing tube seat lateral wall at this time, and push-and-pull electric cylinders drive push-and-pull base
Seat moves down reset and drives valve rod to move down when push-and-pull pedestal moves down, the first gas port is made to be connected to the second gas port, to the second sealing
Gas in circle starts outwardly to be discharged, and push-and-pull pedestal continues to move down and contact lower pushing block, at this time the second sealing ring and lower standing tube
Pressing force is smaller between seat lateral wall, and push-and-pull pedestal can pull downward on the second sealing inflating seat, and the second sealing is made to fill
Gas is located in lower reset.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611034465.4A CN106641275B (en) | 2016-11-21 | 2016-11-21 | A kind of clean gas extinguisher valve dress detecting method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611034465.4A CN106641275B (en) | 2016-11-21 | 2016-11-21 | A kind of clean gas extinguisher valve dress detecting method |
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| Publication Number | Publication Date |
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| CN106641275A CN106641275A (en) | 2017-05-10 |
| CN106641275B true CN106641275B (en) | 2018-09-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201611034465.4A Active CN106641275B (en) | 2016-11-21 | 2016-11-21 | A kind of clean gas extinguisher valve dress detecting method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| DE102018104763A1 (en) * | 2018-03-02 | 2019-09-05 | Atlas Copco Ias Gmbh | Method for removing a follower plate from a container |
| CN117705385B (en) * | 2024-02-05 | 2024-04-26 | 厦门一泰消防科技开发有限公司 | Small fire extinguisher tightness detection equipment and detection method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DD293966A5 (en) * | 1990-04-27 | 1991-09-19 | Veb Feuerloeschgeraete Neuruppin,De | PRESSURE LEVER VALVE FOR HANDFILTER LOADER |
| CN202493680U (en) * | 2012-01-12 | 2012-10-17 | 宁波凯旋消防器材有限公司 | Fire extinguisher valve |
| CN204140895U (en) * | 2014-10-22 | 2015-02-04 | 宁波源丰消防设备有限公司 | A kind of valve be arranged on fire extinguisher |
| CN104889727A (en) * | 2014-03-03 | 2015-09-09 | 台州蓝盾机械有限公司 | Fire extinguisher head automatic assembling machine |
-
2016
- 2016-11-21 CN CN201611034465.4A patent/CN106641275B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DD293966A5 (en) * | 1990-04-27 | 1991-09-19 | Veb Feuerloeschgeraete Neuruppin,De | PRESSURE LEVER VALVE FOR HANDFILTER LOADER |
| CN202493680U (en) * | 2012-01-12 | 2012-10-17 | 宁波凯旋消防器材有限公司 | Fire extinguisher valve |
| CN104889727A (en) * | 2014-03-03 | 2015-09-09 | 台州蓝盾机械有限公司 | Fire extinguisher head automatic assembling machine |
| CN204140895U (en) * | 2014-10-22 | 2015-02-04 | 宁波源丰消防设备有限公司 | A kind of valve be arranged on fire extinguisher |
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| CN106641275A (en) | 2017-05-10 |
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